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Expired Canadian patentCanada

Automatic detection of 8b/10b data rates

CA 2353435 C · Owner: Henson, Karl M. · Inventors: Henson, Karl M.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Methods and apparatus for implementing a technique for determining a data rate of a serial bitstream using pattern recognition and for matching a clock speed of a deserializer to that data rate. In one implementation a port (100) for , connecting a network device (110) to a network includes a data input for receiving a bitstream from a network, where the bitstream has a data rate; a deserializer (115) connected to the data input where the deserializer (115) , deserializes the bitstream received via the data input generating data , characters; and a network device (110) connected to the deserializer (115) where the network device (110) receives data characters from the deserializer …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed December 2, 1999 and granted September 24, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 2, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 2, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 2, 1999
GrantedSeptember 24, 2002
Term endedDecember 2, 2019
Patent numberCA 2353435 C
Classification (IPC)G06F1/04 +2 more

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedDec 2, 1999Patent grantedSep 24, 2002Term endedDec 2, 2019

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.